TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 7:30 AM EST
Polymarket
This market refers to the tennis match between Rafael Izquierdo Luque and Joao Silva in the ITF Men Castelo Branco, originally scheduled for July 15, 2026 at 7:30AM ET. This market will resolve to 'Rafael Izquierdo Luque' if Rafael Izquierdo Luque advances against Joao Silva. This market will resolve to 'Joao Silva' if Joao Silva advances against Rafael Izquierdo Luque. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Rafael Izquierdo Luque and Joao Silva in the ITF Men Castelo Branco, originally scheduled for July 15, 2026 at 7:30AM ET. This market will resolve to 'Rafael Izquierdo Luque' if Rafael Izquierdo Luque advances against Joao Silva. This market will resolve to 'Joao Silva' if Joao Silva advances against Rafael Izquierdo Luque. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different mechanisms. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets are driven by trader consensus—each participant's capital vote contributes equally to price discovery. This market aggregates the collective judgment of traders worldwide, which can sometimes lead to sharper or more efficient pricing than traditional sportsbooks, especially in niche events like ITF matches where sportsbook liquidity is thin.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, this market is priced through an automated market maker (AMM) model where traders buy and sell outcome shares directly from a liquidity pool. The price of each share reflects the current probability: as more traders buy one outcome, its price rises and the competing outcome's price falls. This continuous pricing mechanism ensures transparent, real-time odds that update instantly with every trade, allowing you to enter or exit positions at any time before the match concludes.
This market resolves around Jul 22, 2026, once the Izquierdo Luque vs Silva match concludes and the result is verified against credible public sources. The outcome is determined by the official match result—whether one player wins in straight sets, loses in a tiebreaker, or retires. Once the event is confirmed through reliable reporting, the market settles automatically and winning positions are credited to traders' accounts.
Several factors could shift odds before the match begins. Player injury announcements, recent tournament performance, head-to-head records, and court surface conditions at Castelo Branco all influence trader positioning. Weather delays or schedule changes could also trigger repricing. Additionally, late-breaking news about either player's form, ranking updates, or coaching changes may prompt traders to adjust their positions. Real-time commentary and live odds from other sportsbooks can also influence sentiment on this market.